发明名称 CUTTER UNIT ASSEMBLIES FOR EXCAVATING MACHINES AND TO EXCAVATING MACHINES INCLUDING CUTTER UNIT ASSEMBLIES
摘要 <p>The cutting machine body comprises a non-rotary housing mounted on a slideway and a boom carrying rotary housing rotatably supported by annular support means arranged adjacent to a radially outer margin of the body, drive means being provided on the non-rotary housing for rotating the boom carrying rotary housing.</p>
申请公布号 GB2037844(A) 申请公布日期 1980.07.16
申请号 GB19780048636 申请日期 1978.12.15
申请人 COAL INDUSTRY (PATENTS) LTD 发明人
分类号 E21D9/06;E21D9/08;E21D9/10;(IPC1-7):21D9/10 主分类号 E21D9/06
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